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Journal : Logic : Jurnal Rancang Bangun Dan Teknologi

ANALYSIS OF SMK3 IMPLEMENTATION LEVEL AND ACCIDENT RISK IN THE ADMINISTRATION OFFICE BUILDING DEVELOPMENT PROJECT AT GUSTI NGURAH RAI AIRPORT BALI I Ketut Sutapa; I Nyoman Ardika; I Nyoman Sutapa; I Nengah Darma Susila; I Putu Agus Krisnadinata
Logic : Jurnal Rancang Bangun dan Teknologi Vol. 22 No. 2 (2022): July
Publisher : Unit Publikasi Ilmiah, P3M, Politeknik Negeri Bali

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (865.689 KB) | DOI: 10.31940/logic.v22i2.167-173

Abstract

Every construction project, whether high-tech or simple, certainly has risks in its implementation process, therefore it is necessary to establish an Occupational Safety and Health Management System to minimize Occupational Safety and Health (K3) risks, but there are still many construction companies that are lacking in identifying K3 risks. and implementing an Occupational Health and Safety Management System (SMK3) in the process of implementing a construction project. The purpose of this study was to determine the level of OSH risk based on work items, as well as to measure the level of implementation of SMK3 in a construction project. In this research, the object of the case study is the construction project of the Administration Office Building at I Gusti Ngurah Rai Airport, Bali, during the lower structure work. After carrying out risk identification, 35 risk questions and 5 jobs are obtained, namely Borepile, Pilecap, Pendestal Column, Sloff, Roof Frame, then the results of the identification are processed and the risk level is obtained from the implementation of the Administration Office Building Construction Project at I Gusti Ngurah Rai Airport, Bali. Enter the Medium Category with a risk value of 8.69, while for the implementation of the Occupational Safety and Health Management System (SMK) the Administration Office Building Construction Project at I Gusti Ngurah Rai Airport, Bali is included in the good category with a total application value of 83%. Hopefully this research can become a reference in identifying K3 risks and a reference in implementing the Occupational Health and Safety Management System (SMK).
Analysis of Financial Feasibility of Tourism Transport and Shuttle Transport Business: (Case Study: PT. Penjor Bali Transport) I Gede Fery Surya Tapa; I Nyoman Indra Kumara; I Nengah Darma Susila; I Ketut Sutapa
Logic : Jurnal Rancang Bangun dan Teknologi Vol. 22 No. 3 (2022): November
Publisher : Unit Publikasi Ilmiah, P3M, Politeknik Negeri Bali

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (876.096 KB) | DOI: 10.31940/logic.v22i3.276-282

Abstract

Before the Covid-19 pandemic, an increase in the number of foreign and domestic tourists. With the increase in the number of tourists, the number of tourist travel efforts to increase the mode of transportation, with the aim of travel and shuttle visits increases every year. The objectives of the study are to analyze most of the BOK of tourist and shuttle transportation, to analyze the revenue of financial transportation and shuttle transportation, and to analyze the feasibility of tourist and shuttle transportation. The data needed for this study are primary data obtained from questionnaire surveys and interviews, and secondary data obtained through related institutions. The total operational cost of the tourist transportation vehicle is Rp. 5,937,007,065 12 vehicles / year, shuttle transportation of Rp. 5,975,220,122 17 vehicles / year. The total tourism transportation revenue is Rp. 7,158,878,400 12 vehicles / year, and shuttle transportation of Rp. 8,978,130,221 17 vehicles / year. The financial feasibility of tourist transportation with an NPV value of Rp. 100,640,493,054> 0 (feasible), BCR value 1.95> 1 (feasible), IRR value 42.478%> 15% MARR (feasible), and PBP time of 7 years and 1 month. Shuttle transportation NPV value of Rp. 734,194,558> 0 (feasible), BCR value 1.02> 1 (feasible), IRR value 19.649%> 15% MARR (feasible), and PBP time of 6 years 4 months. Sensitivity analysis of tourist transportation costs increased by 34%, income decreased by 34% and shuttle costs increased by 1.5%, income decreased by 1.5%. Losses during 2020-2021, for tourist transportation amounted to -Rp. 10,782,606,379 12 vehicles / 2 years, shuttle transportation of -Rp. 16,866,802,314 17 vehicles / 2years
Behavior And Performance Of Steel Frame Structures With X-Type Concentric Bracing System Due To Variations In Comparison Of Span Width To Story Height (L/H) I Nyoman Indra Kumara; I Gede Fery Surya Tapa; I Nengah Darma Susila
Logic : Jurnal Rancang Bangun dan Teknologi Vol. 23 No. 2 (2023): July
Publisher : Unit Publikasi Ilmiah, P3M, Politeknik Negeri Bali

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31940/logic.v23i2.85-95

Abstract

X-type bracing is the strongest bracing. The bigger ratio of the width of the span to the high level (L/H), the slope of the angle on the bracing will be more declivous. The analysis of the structure with the L/H ratio to determine the behavior of the structure using linear analysis of response spectrum and structural performance using the static nonlinear pushover analysis (ETABS 2016) to determine the displacement target that occurred in the structure. Structural modeling is done on 3D portals with levels of 3, 5, 8 and 10 floors with different L/H variations, including L/H=1; L/H=1.25; L/H=1.5; L/H=1.75; and L/H=2. Structural modeling is planned to be in the Surabaya area with moderate soil conditions. This study obtains data such as: (1) The largest maximum drift and floor drift are at type L/H=2, (2) The largest base shear force in the nonlinear pushover analysis at each story occurs at L/H=1, (3 ) In the yield condition type L/H=1 has the smallest percentage of structural stiffness, but in the ultimate condition type L/H=1 has the largest percentage of structural stiffness, and (4) The highest ductility value at each story occurs in type L/H=2 . Based on these results, it shows that the greater the type of L/H in the bracing structure, the greater the displacement target produced. If the angle of bracing becomes more sloping, then the displacement and target displacement that occurs increases.